BE858758A - Werkwijze ter bereiding van koolwaterstof-oplosbare alkyllactonoxazolinen ten gebruike als toevoegsels in koolwaterstofolien - Google Patents
Werkwijze ter bereiding van koolwaterstof-oplosbare alkyllactonoxazolinen ten gebruike als toevoegsels in koolwaterstofolienInfo
- Publication number
- BE858758A BE858758A BE2056246A BE2056246A BE858758A BE 858758 A BE858758 A BE 858758A BE 2056246 A BE2056246 A BE 2056246A BE 2056246 A BE2056246 A BE 2056246A BE 858758 A BE858758 A BE 858758A
- Authority
- BE
- Belgium
- Prior art keywords
- hydrocarbon
- lactonoxazolins
- additives
- soluble alkyl
- preparing
- Prior art date
Links
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- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/32—Oxygen atoms
- C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
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- C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
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- C07D307/60—Two oxygen atoms, e.g. succinic anhydride
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2223/00—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
- C10M2223/02—Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions having no phosphorus-to-carbon bonds
- C10M2223/04—Phosphate esters
- C10M2223/047—Thioderivatives not containing metallic elements
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/02—Unspecified siloxanes; Silicones
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2229/00—Organic macromolecular compounds containing atoms of elements not provided for in groups C10M2205/00, C10M2209/00, C10M2213/00, C10M2217/00, C10M2221/00 or C10M2225/00 as ingredients in lubricant compositions
- C10M2229/04—Siloxanes with specific structure
- C10M2229/05—Siloxanes with specific structure containing atoms other than silicon, hydrogen, oxygen or carbon
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2010/00—Metal present as such or in compounds
- C10N2010/06—Groups 3 or 13
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/08—Hydraulic fluids, e.g. brake-fluids
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/25—Internal-combustion engines
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/25—Internal-combustion engines
- C10N2040/251—Alcohol fueled engines
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/25—Internal-combustion engines
- C10N2040/255—Gasoline engines
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/25—Internal-combustion engines
- C10N2040/255—Gasoline engines
- C10N2040/28—Rotary engines
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2070/00—Specific manufacturing methods for lubricant compositions
- C10N2070/02—Concentrating of additives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B3/00—Engines characterised by air compression and subsequent fuel addition
- F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Lubricants (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Plural Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/726,206 US4062786A (en) | 1976-09-24 | 1976-09-24 | Lactone oxazolines as oleaginous additives |
US05/967,289 US4221720A (en) | 1976-09-24 | 1978-12-07 | Thio-bis alkyl lactone acids and esters thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
BE858758A true BE858758A (nl) | 1978-03-16 |
Family
ID=27111280
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2056246A BE858758A (nl) | 1976-09-24 | 1977-09-16 | Werkwijze ter bereiding van koolwaterstof-oplosbare alkyllactonoxazolinen ten gebruike als toevoegsels in koolwaterstofolien |
Country Status (9)
Country | Link |
---|---|
US (2) | US4062786A (fr) |
JP (1) | JPS5340769A (fr) |
AU (1) | AU514351B2 (fr) |
BE (1) | BE858758A (fr) |
CA (1) | CA1105030A (fr) |
DE (1) | DE2740535A1 (fr) |
FR (2) | FR2378029A1 (fr) |
GB (2) | GB1592767A (fr) |
NL (1) | NL7710073A (fr) |
Families Citing this family (62)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4880923A (en) * | 1976-09-24 | 1989-11-14 | Exxon Research & Engineering Company | Macrocyclic polyamine and polycyclic polyamine multifunctional lubricating oil additives |
US4851524A (en) * | 1976-09-24 | 1989-07-25 | Exxon Research And Engineering Company | Amine-treated thio-bis-(alkyl lactone acid) and thio-bis-(hydrocarbyl diacid) materials, additives for lubricating compositions |
US4866187A (en) * | 1976-09-24 | 1989-09-12 | Exxon Research & Engineering Company | Thio-bis(alkyl lactone acid esters) and thio-bis-(hydrocarbyl diacid esters) are useful additives for lubricating compositions |
US4637886A (en) * | 1982-12-27 | 1987-01-20 | Exxon Research & Engineering Co. | Macrocyclic polyamine and polycyclic polyamine multifunctional lubricating oil additives |
US5118835A (en) * | 1976-09-24 | 1992-06-02 | Exxon Research & Engineering Co. | Thio-bis(alkyl lactone acid esters) and thio-bis (Hydrocarbyl diacid esters) are usefull additives for lubricating compositions |
US4142866A (en) * | 1978-02-06 | 1979-03-06 | Exxon Research & Engineering Co. | Amine salts of thio-bis-lactone acids in combination with coadditive hydrocarbons are flow improvers for middle distillate fuel oils |
US4176074A (en) * | 1978-09-18 | 1979-11-27 | Exxon Research & Engineering Co. | Molybdenum complexes of ashless oxazoline dispersants as friction reducing antiwear additives for lubricating oils |
CA1133490A (fr) * | 1978-09-18 | 1982-10-12 | Jack Ryer | Complexes molybdeniques de dispersants d'oxazoline ne laissant pas de cendres et servant d'additifs pour proteger de l'usure par friction aux huiles lubrifiantes |
US4176073A (en) * | 1978-09-18 | 1979-11-27 | Exxon Research & Engineering Co. | Molybdenum complexes of lactone oxazoline dispersants as friction reducing antiwear additives for lubricating oils |
US4251232A (en) * | 1978-09-21 | 1981-02-17 | Exxon Research & Engineering Co. | Amine derivatives of thio-bis-lactone acids in combination with coadditive hydrocarbons are flow improvers for middle distillate fuel oils |
US4264460A (en) * | 1978-10-13 | 1981-04-28 | Exxon Research & Engineering Co. | Substituted lactone acid materials are friction modifiers |
US4543414A (en) * | 1978-12-05 | 1985-09-24 | The Dow Chemical Company | Liquid phase preparation of 2-substituted-2-oxazolines with cadmium salt catalysts |
US4292184A (en) * | 1979-03-26 | 1981-09-29 | Exxon Research & Engineering Co. | Thio-bis-(hydrocarbon-bisoxazolines) as oleaginous additives for lubricants and fuels |
US4263153A (en) * | 1979-10-11 | 1981-04-21 | Exxon Research & Engineering Co. | Oxazoline containing dispersants stabilized against oxidation with sulfur and fuels and lubricants containing same |
US4397750A (en) * | 1979-12-17 | 1983-08-09 | Mobil Oil Corporation | N-Hydroxyalkyl pyrrolidinone esters as detergent compositions and lubricants and fuel containing same |
US4282108A (en) * | 1980-01-07 | 1981-08-04 | Exxon Research & Engineering Co. | Oil-soluble spiro-[cycloalkane-oxazolidines], their preparation and use as additives and chelating agents for functional fluids |
US4369118A (en) * | 1980-12-29 | 1983-01-18 | Exxon Research & Engineering Co. | Process of inhibiting haze in lubricating oil compositions |
EP0062714A1 (fr) * | 1981-04-10 | 1982-10-20 | EDWIN COOPER & COMPANY LIMITED | Dispersants sans cendres pour huiles lubrifiantes, compositions d'huile lubrifiante, mélange d'additif pour huiles lubrifiantes et méthodes pour la fabrication de tels dispersants, compositions et mélanges |
JPS588639U (ja) * | 1981-07-10 | 1983-01-20 | 積水化学工業株式会社 | 住宅ユニット輸送車 |
US4388201A (en) * | 1981-07-20 | 1983-06-14 | Exxon Research & Engineering Co. | Co-dispersant stabilized friction modifier lubricating oil composition |
JPS58175623A (ja) * | 1982-04-08 | 1983-10-14 | 横田自動車工業株式会社 | ミキサ−車 |
US4486326A (en) * | 1983-09-06 | 1984-12-04 | Exxon Research & Engineering Co. | Copper complexes of oxazolines and lactone oxazolines as lubricating oil additives |
CA1262721A (fr) * | 1985-07-11 | 1989-11-07 | Jacob Emert | Additifs-dispersants solubles dans l'huile, utiles dans des compositions oleagineuses |
US5118432A (en) * | 1985-07-11 | 1992-06-02 | Exxon Chemical Patents Inc. | Dispersant additive mixtures for oleaginous compositions |
US4863624A (en) * | 1987-09-09 | 1989-09-05 | Exxon Chemical Patents Inc. | Dispersant additives mixtures for oleaginous compositions |
US4866141A (en) * | 1986-10-07 | 1989-09-12 | Exxon Chemical Patents Inc. | Lactone modified, esterfied or aminated additives useful in oleaginous compositions and compositions containing same |
US4954277A (en) * | 1986-10-07 | 1990-09-04 | Exxon Chemical Patents Inc. | Lactone modified, esterified or aminated additives useful in oleaginous compositions and compositions containing same |
US4866139A (en) * | 1986-10-07 | 1989-09-12 | Exxon Chemical Patents Inc. | Lactone modified, esterified dispersant additives useful in oleaginous compositions |
US4954276A (en) * | 1986-10-07 | 1990-09-04 | Exxon Chemical Patents Inc. | Lactone modified adducts or reactants and oleaginous compositions containing same |
US5032320A (en) * | 1986-10-07 | 1991-07-16 | Exxon Chemical Patents Inc. | Lactone modified mono- or dicarboxylic acid based adduct dispersant compositions |
US4936866A (en) * | 1986-10-07 | 1990-06-26 | Exxon Chemical Patents Inc. | Lactone modified polymeric amines useful as oil soluble dispersant additives |
US4866140A (en) * | 1986-10-07 | 1989-09-12 | Exxon Chemical Patents Inc. | Lactone modified adducts or reactants and oleaginous compositions containing same |
US4963275A (en) * | 1986-10-07 | 1990-10-16 | Exxon Chemical Patents Inc. | Dispersant additives derived from lactone modified amido-amine adducts |
US4906394A (en) * | 1986-10-07 | 1990-03-06 | Exxon Chemical Patents Inc. | Lactone modified mono-or dicarboxylic acid based adduct dispersant compositions |
US4866135A (en) * | 1986-10-07 | 1989-09-12 | Exxon Chemical Patents Inc. | Heterocyclic amine terminated, lactone modified, aminated viscosity modifiers of improved dispersancy |
US4866142A (en) * | 1986-10-07 | 1989-09-12 | Exxon Chemical Patents Inc. | Lactone modified polymeric amines useful as oil soluble dispersant additives |
CA1333596C (fr) * | 1986-10-16 | 1994-12-20 | Robert Dean Lundberg | Additifs de dispersants olesolubles a faible poids moleculaire multifonctionnels, utiles dans des compositions oleagineuses |
US4828633A (en) * | 1987-12-23 | 1989-05-09 | The Lubrizol Corporation | Salt compositions for explosives |
CA1327088C (fr) * | 1986-12-12 | 1994-02-15 | Malcolm Waddoups | Additifs oleosolubles pour compositions oleagineuses |
US4839072A (en) * | 1987-05-18 | 1989-06-13 | Exxon Chemical Patents Inc. | Polyolefinic succinimide polyamine alkyl acetoacetate adducts |
US4839071A (en) * | 1987-05-18 | 1989-06-13 | Exxon Chemical Patents Inc. | Polyolefinic succinimide polyamine alkyl acetoacetate adducts as dispersants in lubricating oil compositions |
US4839073A (en) * | 1987-05-18 | 1989-06-13 | Exxon Chemical Patents Inc. | Polyolefinic succinimide polyamine alkyl acetoacetate and substituted acetate adducts as compatibilizer additives in lubricating oil compositions |
US4906252A (en) * | 1987-05-18 | 1990-03-06 | Exxon Chemical Patents Inc. | Polyolefinic succinimide polyamine alkyl acetoacetate adducts as dispersants in fuel oil compositions |
US4839070A (en) * | 1987-05-18 | 1989-06-13 | Exxon Chemical Patents Inc. | Polyolefinic succinimide polyamine alkyl acetoacetate adduct dispersants |
US4938880A (en) * | 1987-05-26 | 1990-07-03 | Exxon Chemical Patents Inc. | Process for preparing stable oleaginous compositions |
US4820432A (en) * | 1987-07-24 | 1989-04-11 | Exxon Chemical Patents Inc. | Lactone-modified, Mannich base dispersant additives useful in oleaginous compositions |
US4971711A (en) * | 1987-07-24 | 1990-11-20 | Exxon Chemical Patents, Inc. | Lactone-modified, mannich base dispersant additives useful in oleaginous compositions |
US4943382A (en) * | 1988-04-06 | 1990-07-24 | Exxon Chemical Patents Inc. | Lactone modified dispersant additives useful in oleaginous compositions |
US4933098A (en) * | 1988-04-06 | 1990-06-12 | Exxon Chemical Patents Inc. | Lactone modified viscosity modifiers useful in oleaginous compositions |
US5273668A (en) * | 1989-01-30 | 1993-12-28 | Exxon Chemical Patents Inc. | Oil soluble dispersant additives modified with bis-keto/thioketo compounds |
US5158696A (en) * | 1989-01-30 | 1992-10-27 | Exxon Chemical Patents Inc. | Oil soluble dispersant additives modified with bis-keto/thioketo compounds |
US5435382A (en) * | 1993-06-16 | 1995-07-25 | Baltimore Aircoil Company, Inc. | Combination direct and indirect closed circuit evaporative heat exchanger |
GB9505028D0 (en) * | 1995-03-13 | 1995-05-03 | Croda Int Plc | Explosive compositions |
GB2303128B (en) * | 1995-03-13 | 1999-01-13 | Croda Int Plc | Explosive compositions |
US5724828A (en) * | 1995-04-21 | 1998-03-10 | Baltimore Aircoil Company, Inc. | Combination direct and indirect closed circuit evaporative heat exchanger with blow-through fan |
US6213200B1 (en) | 1999-03-08 | 2001-04-10 | Baltimore Aircoil Company, Inc. | Low profile heat exchange system and method with reduced water consumption |
US6142219A (en) * | 1999-03-08 | 2000-11-07 | Amstead Industries Incorporated | Closed circuit heat exchange system and method with reduced water consumption |
US20030144457A1 (en) * | 2001-12-21 | 2003-07-31 | Brinkhuis Richard Hendrikus Gerrit | Hyperbranched esteroxazoline polymers |
CN102111998A (zh) * | 2008-06-02 | 2011-06-29 | 法斯根公司 | 新化合物,含有它们的药物组合物及其使用方法 |
JP2013213265A (ja) * | 2012-04-03 | 2013-10-17 | Dai Ichi Kogyo Seiyaku Co Ltd | 防錆剤組成物及びこれを用いた防錆方法 |
CN114479991B (zh) * | 2020-11-13 | 2022-11-04 | 中国石油天然气股份有限公司 | 具备盐雾防锈性的液压油添加剂组合物 |
CN113480498B (zh) * | 2021-07-26 | 2022-11-29 | 安徽华业香料股份有限公司 | 一种基于生物质基γ-十八内酯的合成方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3155685A (en) * | 1960-01-04 | 1964-11-03 | Monsanto Co | Preparation of ester lactones |
US3208981A (en) * | 1962-05-07 | 1965-09-28 | O Brien Corp | Process for preparing terpolymers containing oxazoline units |
GB1037985A (en) * | 1963-02-19 | 1966-08-03 | Cheuron Res Company | Alkylbutyrolactone-ª-acetic acids |
US3299012A (en) * | 1963-12-17 | 1967-01-17 | Monsanto Co | Process for the preparation of polylactones |
US3390086A (en) * | 1964-12-29 | 1968-06-25 | Exxon Research Engineering Co | Sulfur containing ashless disperant |
US3576743A (en) * | 1969-04-11 | 1971-04-27 | Lubrizol Corp | Lubricant and fuel additives and process for making the additives |
US3755173A (en) * | 1971-08-05 | 1973-08-28 | Chevron Res | Alkenyl halolactone esters and acids and lubricants containing them |
GB1483681A (en) * | 1974-03-27 | 1977-08-24 | Exxon Research Engineering Co | Additive useful in oleaginous compositions |
CA1063611A (fr) * | 1975-01-23 | 1979-10-02 | Jack Ryer | Additif pour compositions oleagineuses |
US4017406A (en) * | 1975-05-01 | 1977-04-12 | Exxon Research And Engineering Company | Carboxylate half esters of 1-aza-3,7-dioxabicyclo[3.3.0] oct-5-yl methyl alcohols, their preparation and use as additives for oleaginous compositions |
US3966620A (en) * | 1975-08-11 | 1976-06-29 | Mobil Oil Corporation | Lubricant compositions |
US4167514A (en) * | 1976-09-24 | 1979-09-11 | Exxon Research & Engineering Co. | Heterosubstituted alkyl lactone acids, esters and amides |
US4123373A (en) * | 1977-02-14 | 1978-10-31 | Exxon Research & Engineering Co. | Lactone polyol esters as oleaginous additives |
US4142866A (en) * | 1978-02-06 | 1979-03-06 | Exxon Research & Engineering Co. | Amine salts of thio-bis-lactone acids in combination with coadditive hydrocarbons are flow improvers for middle distillate fuel oils |
-
1976
- 1976-09-24 US US05/726,206 patent/US4062786A/en not_active Expired - Lifetime
-
1977
- 1977-08-18 GB GB43184/79A patent/GB1592767A/en not_active Expired
- 1977-08-18 GB GB34711/77A patent/GB1592766A/en not_active Expired
- 1977-08-19 CA CA285,107A patent/CA1105030A/fr not_active Expired
- 1977-09-02 AU AU28525/77A patent/AU514351B2/en not_active Expired
- 1977-09-08 DE DE19772740535 patent/DE2740535A1/de not_active Ceased
- 1977-09-14 NL NL7710073A patent/NL7710073A/xx not_active Application Discontinuation
- 1977-09-16 BE BE2056246A patent/BE858758A/xx not_active IP Right Cessation
- 1977-09-21 JP JP11274577A patent/JPS5340769A/ja active Granted
- 1977-09-23 FR FR7728841A patent/FR2378029A1/fr active Granted
-
1978
- 1978-05-08 FR FR7813570A patent/FR2378027A1/fr active Granted
- 1978-12-07 US US05/967,289 patent/US4221720A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2378027B1 (fr) | 1982-09-10 |
US4062786A (en) | 1977-12-13 |
NL7710073A (nl) | 1978-03-29 |
JPS6352032B2 (fr) | 1988-10-17 |
DE2740535A1 (de) | 1978-03-30 |
FR2378029B1 (fr) | 1982-07-09 |
GB1592767A (en) | 1981-07-08 |
JPS5340769A (en) | 1978-04-13 |
CA1105030A (fr) | 1981-07-14 |
FR2378029A1 (fr) | 1978-08-18 |
AU2852577A (en) | 1979-03-08 |
GB1592766A (en) | 1981-07-08 |
US4221720A (en) | 1980-09-09 |
FR2378027A1 (fr) | 1978-08-18 |
AU514351B2 (en) | 1981-02-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: EXXON RESEARCH AND ENGINEERING CY Effective date: 19910930 |